#577D5B#577D5B

#577D5B is a mid, moderate green. Relative luminance 0.174; OKLCH L 55.1% C 0.068 H 147.3°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577D5B
RGB	rgb(87, 125, 91)
HSL	hsl(126, 18%, 42%)
HSV	hsv(126, 30%, 49%)
CMYK	cmyk(30.4%, 0%, 27.2%, 51%)
CIE-LAB	lab(48.82, -20.78, 14.37)
CIE-LCH	lch(48.82, 25.27, 145.33°)
OKLab	oklab(55.14% -0.0568 0.0366)
OKLCH	oklch(55.14% 0.068 147.3)
XYZ	xyz(13.1518, 17.4483, 12.5704)
Luminance	0.1745 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D5B #7D5779

analogous

#667D57 #577D5B #577D6E

triadic

#577D5B #5B577D #7D5B57

tetradic

#577D5B #57667D #7D5779 #7D6E57

square

#577D5B #57667D #7D5779 #7D6E57

split-complementary

#577D5B #6E577D #7D5766

monochromatic

#253526 #3E5941 #577D5B #739E78 #97B79B

Accessibility & contrast

On white

4.68

#577D5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#577D5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577D5B

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D5B	#FFFFFF	#000000	##FFFFFF
##577D5B	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7659

Deuteranopia (green-blind)

#78725D

Tritanopia (blue-blind)

#527B74

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577d5b;
/* rgb */ color: rgb(87, 125, 91);
/* oklch */ color: oklch(55.1% 0.068 147.3);

Tailwind

colors: {
  custom: {
    50: '#87a389',
    500: '#577d5b',
    950: '#000000',
  },
}

SCSS

$custom: #577d5b;
$custom-light: #87a389;
$custom-dark: #000000;

JSON

{
  "hex": "#577d5b",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 91
  },
  "hsl": {
    "h": 126.316,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55141,
    "c": 0.06758,
    "h": 147.3
  },
  "luminance": 0.17449
}

Semantic roles & 50–950 ramp

primary

#577D5B

secondary

#A58BA2

accent

#6DB2BB

background

#F8FAF8

surface

#EFF3F0

border

#CACDCB

text

#0B0F0B

muted

#7C7F7C

Preview Lab

Preview with #577D5B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →